HamiltonBuhl AudioMVP™ Portable Stereo Boombox with Bluetooth® Receiver, CD/FM Media Player. The HamiltonBuhl AudioMVP™ HB100BT2 is a convenient and innovative, quality stereo Bluetooth boombox/media player. Take your classroom technology up a notch with the boombox that lets you stream music from your Bluetooth® enabled device in addition to playing CDs or FM Radio. This school-tested and teacher-approved boombox gives you unrivaled control of your listening experience.• Supports Bluetooth 2.1• Adapter AC input: AC100-240*50/60Hz• Adapter DC output: DC9V0.8A• Batteries power: DC 12V (8x1.5V) UM-2/LR14 Batteries• Output power: 2 x 1.2 Watts RMS• Headphone jack: 3.5mm stereo jack• Operation temperature: 41 F- 95 F• Frequency: FM 88- 108 MHz• CD optical pick-up lens: 3 bean semiconductor laser